Vacuum Diagrams
Stephen Baxter
Xeelee Sequence (5)
Out of the Stars: A Military Sci-Fi Series
Jake Bible
Out of the Earth (4)
The Nature of the Physical World: Gifford Lectures
Arthur S. Eddington
Sword Coast Adventurer's Guide
Steve Kenson
Dungeons & Dragons, 5th Edition (1)
The Dark Defiles
Richard K. Morgan
A Land Fit for Heroes (3)
The Cold Commands
A Land Fit for Heroes (2)
The Steel Remains
A Land Fit for Heroes (1)